package mju.cn.oneweek;

import mju.cn.oneweek.HelloWorld;

/**
 * @program: java-ee_31
 * @description:
 * @author: HP
 * @time: 2020/9/18 16:53
 */
    public class HelloWorldImpl implements HelloWorld {
        public void sayHelloWorld(){
            System.out.println("Hello World");
        }

    }

